Pneumatic control valves working principle for marine use
Many pneumatic devices use a nozzle and flapper system to give a variation in the…
Pneumatic Control Systems on Ships
Electrical Control System Advantages 1. No air compressor and associated machinery required. 2. High efficiency since there…
Marine hydraulics
Marine hydraulics has become one of the most used power- and torque delivery systems, primarily…
PID Controllers
Automatic controllers are used onboard ships for the adjustment of one or more parameters in…
ON-OFF Controller
On-Off control is the simplest form of feedback control. An on-off controller simply drives the…
The Feed Forward Controller
The most popular architectures for improved disturbance rejection performance arecascade control and the “feed forward with…
Difference Between Open Loop & Closed Loop System
One of the significant difference between the open loop and closed loop control system is…
Ship Automation & Control System
On a ship there are many parameters that needs to be controlled or monitored including:…
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Reduction of Scavenge Pressure after Turbocharger Overhaul
The reduction in the turbocharger performance and hence reduced engine output after turbocharger overhaul is…
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Fatigue Failure on Ships
Fatigue is the failure of a component under fluctuating stress, and as such all components which…